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	<title>肝臟陰影 &#8211; Happy GI life</title>
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		<title>超音波發現肝臟有陰影要注意什麼?</title>
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		<dc:creator><![CDATA[賴佳業醫師｜腸胃｜健康｜減重]]></dc:creator>
		<pubDate>Sat, 14 Aug 2021 14:14:16 +0000</pubDate>
				<category><![CDATA[肝炎保健]]></category>
		<category><![CDATA[肝功能異常]]></category>
		<category><![CDATA[肝炎]]></category>
		<category><![CDATA[肝臟陰影]]></category>
		<category><![CDATA[脂肪肝]]></category>
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					<description><![CDATA[「醫師說我腹部超音波檢查發現肝臟有陰影？有結節？有水泡？這代&#8230;]]></description>
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<h1 class="has-medium-font-size wp-block-heading">「醫師說我腹部超音波檢查發現<strong>肝臟有陰影</strong>？有結節？有水泡？這代表我肝臟長不好的東西嗎？要怎麼辦？」</h1>



<p class="wp-block-paragraph" style="font-size:18px">肝臟的病灶(就是所謂的肝臟有陰影或是結節)常常是在腹部超音波檢查時意外發現，若沒有肝膽胰相關疾病或癌症病史，<span style="text-decoration: underline;">大部分的肝臟病灶都屬於良性的腫瘤或是水泡</span>，無需特別擔心。當肝臟有病灶時，建議找肝膽腸胃科醫師諮詢，根據個別狀況進行風險評估，必要時須安排電腦斷層(CT)、核磁共振(MRI)或是切片檢查。</p>



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<h2 class="wp-block-heading">肝臟的病灶(肝臟有陰影)可以分為三大類：「<span class="has-inline-color has-vivid-red-color">良性腫瘤</span>」、「<span class="has-inline-color has-vivid-red-color">水泡</span>」、「<span class="has-inline-color has-vivid-red-color">惡性腫瘤</span>」</h2>



<figure class="wp-block-image size-large"><img data-recalc-dims="1" fetchpriority="high" decoding="async" width="1024" height="533" src="https://i0.wp.com/chiayehlai.com/wp-content/uploads/2021/08/FLL%E5%88%86%E9%A1%9E.jpg?resize=1024%2C533&#038;ssl=1" alt="FLL分類" class="wp-image-1756" title="超音波發現肝臟有陰影要注意什麼?" srcset="https://i0.wp.com/chiayehlai.com/wp-content/uploads/2021/08/FLL%E5%88%86%E9%A1%9E.jpg?resize=1024%2C533&amp;ssl=1 1024w, https://i0.wp.com/chiayehlai.com/wp-content/uploads/2021/08/FLL%E5%88%86%E9%A1%9E.jpg?resize=300%2C156&amp;ssl=1 300w, https://i0.wp.com/chiayehlai.com/wp-content/uploads/2021/08/FLL%E5%88%86%E9%A1%9E.jpg?resize=768%2C400&amp;ssl=1 768w, https://i0.wp.com/chiayehlai.com/wp-content/uploads/2021/08/FLL%E5%88%86%E9%A1%9E.jpg?resize=1536%2C800&amp;ssl=1 1536w, https://i0.wp.com/chiayehlai.com/wp-content/uploads/2021/08/FLL%E5%88%86%E9%A1%9E.jpg?resize=1170%2C609&amp;ssl=1 1170w, https://i0.wp.com/chiayehlai.com/wp-content/uploads/2021/08/FLL%E5%88%86%E9%A1%9E.jpg?resize=585%2C305&amp;ssl=1 585w, https://i0.wp.com/chiayehlai.com/wp-content/uploads/2021/08/FLL%E5%88%86%E9%A1%9E.jpg?w=1903&amp;ssl=1 1903w" sizes="(max-width: 1024px) 100vw, 1024px" /></figure>



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<h2 class="wp-block-heading">肝臟的良性腫瘤(benign tumor)</h2>



<p class="wp-block-paragraph" style="font-size:17px">1. 肝臟<strong><span class="has-inline-color has-vivid-red-color">血管瘤</span></strong>(hepatic hemangioma)：<span style="text-decoration: underline;">血管瘤是肝臟最常見的良性腫瘤</span>，超音波即可診斷，大約5%-20%的人都有，血管瘤在超音波下有典型的均質高回聲表現(homogenous hyperechoic)， <span style="text-decoration: underline;">無症狀的血管瘤不需要特別處理或治療</span>，若有肝膽胰相關疾病或是大於3公分的血管瘤則可以考慮做CT或是MRI排除其他可能的診斷。</p>



<p class="wp-block-paragraph" style="font-size:17px">2. 肝臟<strong><span class="has-inline-color has-vivid-red-color">局部結節性增生</span></strong><span class="has-inline-color has-vivid-cyan-blue-color">(</span>focal nodular hyperplasia, FNH): 局部結節性增生是肝臟第二常見的良性腫瘤，大約0.4%-3%的人有，<span style="text-decoration: underline;">90%發生在女性</span>，局部結節性增生在超音波下大部分為低回聲(hypoechoic)表現，但也有可能以高回聲(hyperechoic)做表現，當懷疑有局部結節性增生時，需安排CT或是MRI檢查，大於3公分的局部結節性增生則建議做肝臟切片。當肝臟病灶確定為局部結節性增生時，跟血管瘤一樣，<span style="text-decoration: underline;">不需要特別處理或治療</span>。</p>



<p class="wp-block-paragraph" style="font-size:17px">3. 肝臟<strong><span class="has-inline-color has-vivid-red-color">腺瘤</span></strong>(hepatic adenoma): 腺瘤屬於較罕見的良性腫瘤，大約只有0.001%-0.004%的盛行率，大部分發生在<span style="text-decoration: underline;">女性</span>，與<span class="has-inline-color has-luminous-vivid-orange-color">長期服用避孕藥</span>和<span class="has-inline-color has-luminous-vivid-orange-color">類固醇</span>有關，腺瘤在超音波下可能以低回聲(hypoechoic)或高回聲(hyperechoic)做表現，當懷疑有局部結節性增生時，需安排CT或是MRI檢查。與血管瘤和局部結節性增生不同，<span style="text-decoration: underline;">腺瘤有轉變為惡性腫瘤或破裂出血的可能</span>，因此當肝臟病灶確定為腺瘤時，在男性不管腺瘤多大都建議手術切除；在女性如果追蹤發現腺瘤逐漸變大或是大於5公分，都建議手術切除。</p>



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<h2 class="wp-block-heading">肝臟的水泡(cystic lesion)</h2>



<p class="wp-block-paragraph" style="font-size:17px">肝臟的水泡跟血管瘤差不多常見，約15%-18%的人有，水泡在超音波下呈現平滑的邊緣並有無回聲(anechoic)表現，<span style="text-decoration: underline;">無症狀的肝臟水泡不需要特別處理或治療</span>，但如果因為水泡太大導致有腹痛、腹脹等症狀時，可以考慮做抽吸合併硬化治療或外科手術。</p>



<p class="wp-block-paragraph" style="font-size:17px">當肝臟水泡有不平整的邊緣、增厚的邊緣或水泡內有隔膜時，建議要定期追蹤，必要時安排CT或是MRI檢查，以排除囊狀腫瘤(cystic tumor)的可能。</p>



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<h2 class="wp-block-heading">肝臟的惡性腫瘤(malignant tumor)</h2>



<p class="wp-block-paragraph" style="font-size:17px"><strong><span class="has-inline-color has-vivid-red-color">肝癌</span></strong>是肝臟最常見的惡性腫瘤，<strong><span class="has-inline-color has-vivid-red-color">膽管癌</span></strong>次之，如果有肝膽胰相關疾病(例如：慢性肝炎、慢性胰臟炎等)或其他癌症病史時，<span style="text-decoration: underline;">大於1公分的肝臟腫瘤都須考慮做CT或是MRI</span>，若有<strong>體重減輕</strong>或是<strong>腫瘤指數</strong>(AFP、CEA、CA-199等)<strong>升高</strong>的情形，更是要盡早安排檢查。</p>



<blockquote class="wp-block-quote is-style-default is-layout-flow wp-block-quote-is-layout-flow"><p>引用文獻:</p><p>1. EASL Clinical Practice Guidelines on the management of benign liver tumours<br>Journal of Hepatology 2016 vol. 65 j 386–398</p><p>2. ACG Clinical Guideline: The Diagnosis and Management of Focal Liver Lesions<br>Am J Gastroenterol advance online publication, 19 August 2014</p></blockquote>
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